Équations équilibrées la veille |
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
FeCl2 + C6N6FeK3 = Fe2[Fe(CN)6] + K + Cl2 =>
2 FeCl2 + C6N6FeK3 = Fe2[Fe(CN)6] + 3 K + 2 Cl2
Cu(NH3)4{2+} + K4[Fe(CN)6] = Cu2Fe(CN)6 + K{+} + NH3 =>
2 Cu(NH3)4{2+} + K4[Fe(CN)6] = Cu2Fe(CN)6 + 4 K{+} + 8 NH3
Zn(C2H3O2)2 + Mg = Zn + Mg(C2H3O2)2 =>
Zn(C2H3O2)2 + Mg = Zn + Mg(C2H3O2)2
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
J2 + HNO3 = HJO3 + NO + H2O =>
3 J2 + 10 HNO3 = 6 HJO3 + 10 NO + 2 H2O
ZnCl2 + Na2SO4 = NaCl + ZnSO4 =>
ZnCl2 + Na2SO4 = 2 NaCl + ZnSO4
NiCl2 + BaS = NiS + BaCl2 =>
NiCl2 + BaS = NiS + BaCl2
FeSO4 + BaOH2 = FeOH2 + BaSO4 =>
FeSO4 + BaOH2 = FeOH2 + BaSO4
Be(NO3)2 + MgF2 = BeF2 + Mg(NO3)2 =>
Be(NO3)2 + MgF2 = BeF2 + Mg(NO3)2
Cu + HSO3 = CuSO4 + SO2 + H2O =>
Cu + 4 HSO3 = CuSO4 + 3 SO2 + 2 H2O
K(s) + CaO3 = K2O + CaO2 =>
2 K(s) + CaO3 = K2O + CaO2
Al(NO3)3 + Na2S = Al2S3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2S = Al2S3 + 6 NaNO3
NiCl2 + H2O = Ni + O2 + HCl =>
2 NiCl2 + 2 H2O = 2 Ni + O2 + 4 HCl
NH3 + O2 = N3O4 + H2O =>
12 NH3 + 17 O2 = 4 N3O4 + 18 H2O
S8 + Na2SO3 + H2O = H10Na2O8S2 =>
S8 + 8 Na2SO3 + 40 H2O = 8 H10Na2O8S2
H2O5 = H2O + O2 =>
H2O5 = H2O + 2 O2
FeCl3 + NH4OH3 = FeOH3 + NH4Cl3 =>
FeCl3 + NH4OH3 = FeOH3 + NH4Cl3
BaCl2 + K2Cr2O7 = K2Cl2 + BaCr2O7 =>
BaCl2 + K2Cr2O7 = K2Cl2 + BaCr2O7
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
NaOCl + NaI = NaCl + NaOI =>
NaOCl + NaI = NaCl + NaOI
NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2 =>
2 NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2
Al2(SO4) + NaCl = Al2Cl + Na(SO4) =>
Al2(SO4) + NaCl = Al2Cl + Na(SO4)
Pb(s) + Ni(No3)2(aq) = Pb(No3)3(aq) + Ni(s) =>
2 Pb(s) + 3 Ni(No3)2(aq) = 2 Pb(No3)3(aq) + 3 Ni(s)
KClO3 + Al = KClO2 + Al2O3 =>
3 KClO3 + 2 Al = 3 KClO2 + Al2O3
Hg(NO3)2 + NaF + H2O = HgO + NaNO3 + HF =>
Hg(NO3)2 + 2 NaF + H2O = HgO + 2 NaNO3 + 2 HF
Fe2O + H2SO4 = Fe2(SO4) + H2O =>
Fe2O + H2SO4 = Fe2(SO4) + H2O
AgCl2 + NH3 = Ag(NH3)2 + Cl =>
AgCl2 + 2 NH3 = Ag(NH3)2 + 2 Cl
ZnSO4 + C(HCO3)4 = C(SO4)2 + Zn(HCO3)2 =>
2 ZnSO4 + C(HCO3)4 = C(SO4)2 + 2 Zn(HCO3)2
LiBr + Cl2 = Li2Cl + Br2 =>
4 LiBr + Cl2 = 2 Li2Cl + 2 Br2
Q + H2SO4 = QSO4 + SO2 + H2O =>
Q + 2 H2SO4 = QSO4 + SO2 + 2 H2O
Na + H2O + H2 = NaOH3 =>
2 Na + 2 H2O + H2 = 2 NaOH3
SI + Cl = SICl4 =>
SI + 4 Cl = SICl4
LiNO3(s)HCl(aq) = LiCl(aq)HNO3(aq) =>
LiNO3(s)HCl(aq) = LiCl(aq)HNO3(aq)
(NH4)3PO3 + Fe(NO3)3 = NH4NO3 + FePO3 =>
(NH4)3PO3 + Fe(NO3)3 = 3 NH4NO3 + FePO3
Pb(ClO4)2 + Cs2CrO4 = PbCrO4 + CsClO4 =>
Pb(ClO4)2 + Cs2CrO4 = PbCrO4 + 2 CsClO4
CaSO4 + NaHCO3 = CaCO3 + Na2SO4 + H2O + CO2 =>
CaSO4 + 2 NaHCO3 = CaCO3 + Na2SO4 + H2O + CO2
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
Ni(OH)2 + NH4OH = [Ni(NH3)6](OH)2 + H2O =>
Ni(OH)2 + 6 NH4OH = [Ni(NH3)6](OH)2 + 6 H2O
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
NHO3 + KOH = H2O + KNO3 =>
NHO3 + KOH = H2O + KNO3
H2S + Cl2 + H2O = H2SO4 + HCl =>
H2S + 4 Cl2 + 4 H2O = H2SO4 + 8 HCl
C11H14O2 + H2O = C7H6O2 + C4H10O =>
C11H14O2 + H2O = C7H6O2 + C4H10O
KSO4 + NaClO3 = KClO3 + NaSO4 =>
KSO4 + NaClO3 = KClO3 + NaSO4
MnO2 + NaBr + H2SO4 = MnO + Br2 + Na2SO4 + H2O =>
MnO2 + 2 NaBr + H2SO4 = MnO + Br2 + Na2SO4 + H2O
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
H3AsO3 + HCl + KIO3 = H3AsO4 + I2 + H2O + KCl =>
5 H3AsO3 + 2 HCl + 2 KIO3 = 5 H3AsO4 + I2 + H2O + 2 KCl
AgNO3 + NaPO4 = Ag3 + PO4 + NaNO3 =>
3 AgNO3 + 3 NaPO4 = Ag3 + 3 PO4 + 3 NaNO3
H2SO4 + Ni(OH)2 = (NiOH)2SO4 + H2O =>
H2SO4 + 2 Ni(OH)2 = (NiOH)2SO4 + 2 H2O
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